Number of Valence electrons in the first column
1
Lewis dot for Hydrogen
H with one dot
Draw the Lewis dot for O2-
8 dots around O
Lewis Dot structure of NaCl
arrow from one electron in Na to Cl
The Lewis Dot Structure of CH4
4 H around 1 C (1 pair of electrons with each H).
Number of Valence electrons in the 13th column
3
Lewis dot for O
6 dots around O
Draw the Lewis dot for Cl1-
8 dots around Cl
Lewis Structure of NaF
1 arrow from Na to F
The Lewis Dot Structure of NH3
3 H around 1 N (1 pair of electrons with each H).
Number of Valence electrons in the 16th column
6
The Lewis Dot Structure of Antimony (Sb).
5 dots around Sb.
Draw the Lewis dot for C2-
6 dots around C
Lewis structure of Na2O
1 arrow from each of the Na to O
Lewis Dot Structure for HCl
H-Cl (1 pair of electrons)
Number of Valence electrons in the 2nd column
2
The Lewis Dot Structure for Chlorine (Cl).
7 dots around Cl
Lewis dot for O2+
4 dots around O
Lewis Structure of BeF2
2 arrows point from Be to each of the F (2 arrows total)
The Lewis Dot Structure of H2O
H-O-H (2 paired electrons for O)
Number of Valence electrons in the 18th column (INCLUDE THE EXCEPTION).
8 except for He, which has only 2.
The Lewis Dot Structure of Selenium (Se).
6 dots around Se
Na
Lewis Structure of AlCl3
3 arrows all starting from Al
pointing to Cl (1 to each)
The Lewis Dot Structure for HCN
1 H single bond with C, C making a triple bond with N.